/*
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 * and open the template in the editor.
 */
package packageController;

import java.io.IOException;
import java.util.HashMap;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import packageBusiness.PanierManager;
import packageException.*;
import packageModel.Composition;
import packageModel.Utilisateur;

/**
 *
 * @author Lionel & Julien
 */
public class CloturerPanierSyllatheque extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        
        try {
            // On récupère notre session
            HttpSession session = request.getSession();

            // Récupération de l'utilisateur
            Utilisateur usr = (Utilisateur)session.getAttribute("usr");
            
            // L'utilisateur est-il connecté ?
            if(session.getAttribute("usr") != null) {
                // On récupère notre HashMap
                HashMap <String, Composition> hashPanier = usr.getHashPanier();

                if(hashPanier.isEmpty()) throw new InvalideDonneesException();
                
                PanierManager cde = new PanierManager();
                cde.cloturerCommande(usr.getPseudo());
                
                // On efface le contenu du panier
                usr.getHashPanier().clear();
                
                // On écrase notre session
                session.setAttribute("usr", usr);
                
                request.setAttribute("cloturer", "Vous avez bien clôturé votre commande ! Celle-ci vous sera livrée dans les 3 jours !");
            } else {
                // Récupération du panier de l'invité
                HashMap <String, Composition> hashPanier = (HashMap)session.getAttribute("panierInvite");

                if(hashPanier.isEmpty()) throw new InvalideDonneesException();
            }
            
            // ---------------------------
            // Redirection vers une page pour la vue
            RequestDispatcher rd = request.getRequestDispatcher("recap.jsp");
            rd.forward(request, response);
        } catch (CommandeException e1) {
            // Erreur
            request.setAttribute("error", e1.toString());
            RequestDispatcher rd = request.getRequestDispatcher("erreur.jsp");
            rd.forward(request, response);
        } catch (InvalideDonneesException e2) {
            // Erreur
            request.setAttribute("errorInvalideDonnees", e2.toString());
            RequestDispatcher rd = request.getRequestDispatcher("erreur.jsp");
            rd.forward(request, response);
        } catch(DataException e3) {
            // Erreur
            request.setAttribute("error", e3.toString());
            RequestDispatcher rd = request.getRequestDispatcher("erreur.jsp");
            rd.forward(request, response);
        }
        
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
